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在制作高频电路时,会经常碰到频率测量的问题,实际上频率计(frequency counter)是一 种比较容易自制的电子设备。以下将要制作的频率计,其性能并不逊色于一般厂商所制造的 产品。
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...事：他给邻居威廉·休利特（William Hewlett）打电话要点多余的零件，用来组装他尚未完成的、名为“计频器”（frequency counter）的设备。他当时只有13岁。
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digital frequency counter 数字式计频仪
UFC Universal Frequency Counter 通用频率计数器
Frequency counter accuracy 频率计算器精度
High frequency counter 高频计数器
General specification of frequency counter 频率计数器通用规范
Calibrate the Frequency Counter 校准频率表
universal frequency counter 通用频率计数器
microwave frequency counter [电子] 微波频率计
electronic frequency counter 电子频率计数器
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频率计数器 - 引用次数：4
For the frequency detection circuit, the frequency signals of the two channels are inputted into the SA602A mixer to get the frequency difference, and subsequently read out by the SS7200 frequency counter directly.
在频率检测方法中,两路信号被送入混频器SA602A,然后采用SS7200频率计数器直接得到反应敏感薄膜气敏特性的频率信号。
参考来源 - 声表面波气体传感器电路优化设计计频器 -
频率计数器 - 引用次数：5
In this paper, I firstly introduce a few knowledge of FPGA such as the structure, peculiarity, design flow and design tools. And my task is to design a random wave generator and a frequency counter.
本次设计主要以FPGA为核心，介绍了一些FPDA的基础知识如结构特点、开发流程、使用工具等，设计的目标是任意波形发生器与频率计数器。
参考来源 - FPGA、DDS理论研究及在电子技术教学实验中的应用计数式频率计频度计数器频率计计频器 -
计频器
·2,447,543篇论文数据，部分数据来源于NoteExpress
Frequency counter
- abstract: A frequency counter is an electronic instrument, or component of one, that is used for measuring frequency. Frequency is defined as the number of events of a particular sort occurring in a set period of time.
以上来源于: WordNet
双语例句
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This project is the software part of a microwave frequency counter.
本项目是一款微波频率计的软件部分。
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The hardware is mainly composed by 8031, A/D, and frequency counter, and the software is simple and efficient.
硬件主要以8031单片机为核心构成一个最简系统，软件简短有效。
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One example of a multiple closure would be to route a single device output to two instruments, such as a voltmeter and a frequency counter.
复用开关的一个简单例子就是将单台设备的输出连接到2台仪器，例如一台伏特表和一台频率计数器。
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